Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net of Accumulated Depreciation (Details)

v2.4.0.6
Property and Equipment, Net of Accumulated Depreciation (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Aug. 31, 2012
Aug. 31, 2011
May 31, 2012
Components of property and equipment, at cost      
Land and improvements $ 7.3   $ 7.0
Buildings and improvements 97.8   96.8
Data processing equipment 175.6   212.3
Software 279.7   263.5
Furniture, fixtures, and equipment 154.4   154.2
Leasehold improvements 96.6   96.0
Construction in progress 20.1   28.2
Total property and equipment, gross 831.5   858.0
Less: Accumulated depreciation and amortization 504.6   533.7
Property and equipment, net of accumulated depreciation 326.9   324.3
Property and Equipment, Net of Accumulated Depreciation (Textual) [Abstract]      
Depreciation expense $ 19.4 $ 18.5